Pinpoint Test - DTC: SS: U0100:00: Notes
Normal Operation and Fault Conditions
The OCSM and RCM both use information contained in messages from the PCM sent on the HS-CAN.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0100:00 | Lost Communication with ECM/PCM "A": No Sub Type Information | This DTC sets if the OCSM does not receive an expected message from the PCM. |
| U0100:00 | Lost Communication with ECM/PCM "A": No Sub Type Information | This DTC sets if the RCM does not receive an expected message from the PCM. |
Possible Causes
- Network traffic
- PCM
- RCM
- OCSM